Cut the red pepper in half and remove the seeds.
Using a vegetable peeler, cut the courgette into thins strips.
Mix the oil with garlic.
Brush the pepper and courgette slice s with the garlic oil.
Heat a griddle pan or your BBQ and cook the veggies until lightly charred.
Add the halloumi too, cook for a coup0le of minutes on both sides.
Meanwhile toast the bread or buns and spread some pesto on the bottom half.
When the cheese slices are charred and the veggies are soft, remove them from the grill and layer them on top of the pesto.
Add some condiments of your choice and serve immediately.